Pen clip



FIG. 1 is a perspective view of a pen clip showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is another perspective view thereof.

The broken lines shown are included for the purpose of illustrating environment of the article and form no part of the claimed design. 

CLAIM The ornamental design for a pen clip, as shown and described. 